Finding the Fourth Proportional to 38,861,909.09, 58,313,038.20 and 15,849,726.47
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Solution
The fourth proportional to 38,861,909.09, 58,313,038.20 and 15,849,726.47 is: 23,782,817.85
Step by Step Solution
- Step 1: Write the proportion equation
38,861,909.09 : 58,313,038.20 = 15,849,726.47 : x - Step 2: Convert to fraction form
38,861,909.09/58,313,038.20 = 15,849,726.47/x - Step 3: Cross multiply
38,861,909.09x = 58,313,038.20 × 15,849,726.47 - Step 4: Simplify right side
38,861,909.09x = 924,245,705,104,661.25 - Step 5: Solve for x
x = 924,245,705,104,661.25/38,861,909.09 - Step 6: Final answer
x = 23,782,817.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.